20162918008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{448703}}^1$

素因数の和:448887

約数の個数: 32

約数和(自身を含む): 39010325760

約数和(自身を除く): 18847407752

約数列:

[1, 2, 4, 8, 41, 82, 137, 164, 274, 328, 548, 1096, 5617, 11234, 22468, 44936, 448703, 897406, 1794812, 3589624, 18396823, 36793646, 61472311, 73587292, 122944622, 147174584, 245889244, 491778488, 2520364751, 5040729502, 10081459004, 20162918008]

約数ペア:

[(1, 20162918008), (2, 10081459004), (4, 5040729502), (8, 2520364751), (41, 491778488), (82, 245889244), (137, 147174584), (164, 122944622), (274, 73587292), (328, 61472311), (548, 36793646), (1096, 18396823), (5617, 3589624), (11234, 1794812), (22468, 897406), (44936, 448703)]